Dodatak:Popis žarnjaka, K
Ka uredi
Kadosactis Danielssen, 1890 uredi
- Kadosactis abyssicola (Koren & Danielssen, 1877)
- Kadosactis antarctica (Carlgren, 1928)
- Kadosactis rosea Danielssen, 1890
- Kadosactis spitsbergensis (Danielssen, 1890)
- Kadosactis sulcata Carlgren, 1934
Animalia → Cnidaria → Anthozoa → Actiniaria → Acontiaria → Kadosactinidae
- Kantiella
Ke uredi
†Kenelasma Sytova 1979 uredi
- Kenelasma sibiricum Sytova 1979
Animalia → Cnidaria → Anthozoa → Rugosa
- Kephyes
- Keralica
Keratoisis Wright, 1869 uredi
- Keratoisis chuni (Kükenthal, 1915)
- Keratoisis flabellum (Nutting, 1908)
- Keratoisis flexibilis (Pourtalès, 1868)
- Keratoisis glaesa Grant, 1976
- Keratoisis gracilis (Thomson & Henderson, 1906)
- Keratoisis grandiflora Studer, 1878
- Keratoisis grandis (Nutting, 1908)
- Keratoisis grayi (Wright, 1869)
- Keratoisis hikurangiensis Grant, 1976
- Keratoisis japonica Studer, 1878
- Keratoisis macrospiculata (Kükenthal, 1915)
- Keratoisis magnifica Dueñas, Alderslade & Sánchez, 2014
- Keratoisis microspiculata Molander, 1929
- Keratoisis palmae (Wright & Studer, 1889)
- Keratoisis paucispinosa (Wright & Studer, 1889)
- Keratoisis peara Dueñas, Alderslade & Sánchez, 2014
- Keratoisis philippinensis (Wright & Studer, 1889)
- Keratoisis profunda (Wright, 1885)
- Keratoisis projecta Grant, 1976
- Keratoisis siemensii Studer, 1878
- Keratoisis squarrosa (Kükenthal, 1915)
- Keratoisis tangentis Grant, 1976
- Keratoisis wrighti (Nutting, 1910)
- Keratoisis zelandica Grant, 1976
Cnidaria → Anthozoa → Alcyonacea → Calcaxonia → Isididae
- Keroeides
- Keroeididae
Ki uredi
†Kiaerites Stasinska, 1967 uredi
- †Kiaerites norvegicus Stasinska, 1967 [1]
Cnidaria → Anthozoa → Tabulata → Sarcinulida → Theciidae
†Kiaerolites Bondarenko, 1977 uredi
Cnidaria → Anthozoa → Heliolitida → Proporicae → Proheliolitidae
- Kinetocodium
- Kionotrochus
- Kirchenpaueria
- Kirchenpaueriidae
- Kishinouyea
- Kishinouyeidae
Kl uredi
- Klyxum
Kn uredi
- Knopia
Ko uredi
- Koellikerina
- Kophobelemnidae
- Kophobelemnon
- Korsaranthus
Kr uredi
- Krampella
Kt uredi
Ktenosquamisis Alderslade, 1998 uredi
- Ktenosquamisis bicamella Alderslade, 1998
Cnidaria → Anthozoa → Alcyonacea → Calcaxonia → Isididae
Ky uredi
- Kyopoda
- Kyopodidae